TL594CDTB ON Semiconductor, TL594CDTB Datasheet - Page 6

• Manufacturer Part Number: TL594CDTB
• Description: IC PWM CTRLR SWITCHMODE 16-TSSOP
• Manufacturer: ON Semiconductor
• Series: SWITCHMODE™r

Specifications of TL594CDTB

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 300kHz
• Duty Cycle: 50%
• Voltage - Supply: 7 V ~ 40 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-TSSOP
• Frequency-max: 300kHz
• Topology: Push-Pull
• Output Current: 500 mA
• Switching Frequency: 300 KHz
• Duty Cycle (max): 48 %
• Operating Supply Voltage: 15 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Fall Time: 40 ns
• Mounting Style: SMD/SMT
• Rise Time: 100 ns
• Synchronous Pin: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
8.0
6.0
4.0
2.0
20
18
16
14
12
10
9.8
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
10
500 k 1.0 k
0
0
0
0
Figure 7. Emitter−Follower Configuration
5.0
Figure 5. Percent Deadtime versus
Figure 9. Standby Supply Current
Output Saturation Voltage versus
f
100
osc
10
versus Supply Voltage
, OSCILLATOR FREQUENCY (Hz)
Oscillator Frequency
I
E,
V
EMITTER CURRENT (mA)
CC
Emitter Current
, SUPPLY VOLTAGE (V)
15
10 k
200
20
25
0.01 mF
C
T
300
100 k
= 0.001 mF
30
35
http://onsemi.com
500 k
400
40
TL594
6
50
40
30
20
10
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
6.0
5.5
5.0
4.5
4.0
0
0
0
0
Figure 10. Undervoltage Lockout Thresholds
Figure 8. Common−Emitter Configuration
2
Figure 6. Percent Duty Cycle versus
5.0
Output Saturation Voltage versus
1
versus Reference Load Current
V
DT
I
Deadtime Control Voltage
L
, DEADTIME CONTROL VOLTAGE (IV)
100
10
, REFERENCE LOAD CURRENT (mA)
I
1.0
C
, COLLECTOR CURRENT (mA)
Collector Current
15
Turn On
200
20
Turn Off
2.0
25
V
V
1. C
1.
2. C
1.
CC
OC
R
R
= 15 V
= V
T
T
T
T
300
30
= 0.01 mF
= 10 kW
= 0.001 mF
= 30 kW
ref
3.0
35
400
3.5
40